'serve to enhance' is a grammatically correct and usable phrase in written English.
You can use it when you want to describe something that improves or adds to the quality of something else. For example, "The additional components of the dish serve to enhance its flavor."
How might attention to things like basic comfort and cleanliness serve to enhance the passenger experience?
This would also serve to enhance the UK's leadership within the international community.
In our experience, personally being a regional block recipient can also serve to enhance training.
Certainly, technology and transportation innovations serve to enhance cross-national competition for investment, for subcontracts and for market share.
A common idea about OHC length changes is that they serve to "enhance the peak BM response"54.
The mature Edison, post-fame, is most appealing whenever he returned to acting spontaneously, without weighing what action would serve to enhance his public image.
Mickey's and Pluto's shaky, hyperbolic reactions to gravity actually serve to enhance the cartoons' realism, Ahmad said, by making invisible forces present to the viewer.
In addition, ecological measures put in place serve to enhance water system functions and better benefit both nature and humans.
These rapid behavioural and physiological changes have been termed the 'emergency life-history stage' and serve to enhance lifetime fitness.
These results indicate that un-hunted areas serve to enhance hunting yields, population size, and population persistence in hunted landscapes.
On a tour of the recently liberated villages, the danger that the militias' role might only serve to enhance sectarianism was apparent.
